'Fellow descendants' in the Bible

There he may serve in the name of the LORD his God. Like his fellow descendants of Levi who stand there in the LORD's presence,

Later David left the presence of the Ark of the Covenant of the LORD so Asaph and his fellow descendants of Levi could serve the ark there continually each day, doing whatever was required.

After this, because the priests, who were descendants of Aaron, were busy offering the burnt offerings and fat portions until evening, the descendants of Levi prepared the Passover for themselves and their fellow-descendants of Aaron, the priests.